Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30/09/2024, 06:42

General

  • Target

    000574068766eecdbba11b75a0ebbba7_JaffaCakes118.dll

  • Size

    236KB

  • MD5

    000574068766eecdbba11b75a0ebbba7

  • SHA1

    a4c6aa364b16914abaa34edd283af08237cd0869

  • SHA256

    65935b4753dc751ac7d98d3170840077cf9a1d8c929c314b93c40b34d9881d92

  • SHA512

    6e58fb7faa580ee14b9ad3c91aaef1b1335d5758292a125b455e942e32be1650a761b90abf632962b601b8194b7829d22e033ed54c6f9c733dffd9dabd824e69

  • SSDEEP

    3072:SeqmgHwlaazN9U3J+P0wFp+bLrt2wkkI0:+Qj9U3jwO3rt5r

Score
10/10

Malware Config

Signatures

  • Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\000574068766eecdbba11b75a0ebbba7_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2520
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\000574068766eecdbba11b75a0ebbba7_JaffaCakes118.dll,#1
      2⤵
      • Adds autorun key to be loaded by Explorer.exe on startup
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2384

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Windows\SysWOW64\eak.dll

    Filesize

    625KB

    MD5

    95e2376b3323f062eb562b8586d0f14a

    SHA1

    453d4c3bf4a489433b593420a37bbffb7749875a

    SHA256

    bd3fa8750123d00aa0967fba44372c46ea002681da9c9b77a4f9261553e26017

    SHA512

    b898603d07a49237e4dfc6872d5caa7616bae1258926f10e66c4d3f0d81cccefac1e844395b65bb1f308fbc022061b52e51f60658d0a546c04b365b3428cc87d

  • memory/2384-1-0x0000000000291000-0x0000000000298000-memory.dmp

    Filesize

    28KB

  • memory/2384-0-0x0000000000290000-0x00000000002D4000-memory.dmp

    Filesize

    272KB

  • memory/2384-8-0x0000000000290000-0x00000000002D4000-memory.dmp

    Filesize

    272KB

  • memory/2384-7-0x0000000000290000-0x00000000002D4000-memory.dmp

    Filesize

    272KB

  • memory/2384-11-0x0000000000290000-0x00000000002D4000-memory.dmp

    Filesize

    272KB

  • memory/2384-12-0x0000000000290000-0x00000000002D4000-memory.dmp

    Filesize

    272KB